could hello
Verbo regular: hello - helloed- helloed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could hello
you could hello
he could hello
we could hello
you could hello
they could hello 	I could be helloing
you could be helloing
he could be helloing
we could be helloing
you could be helloing
they could be helloing	I could have helloed
you could have helloed
he could have helloed
we could have helloed
you could have helloed
they could have helloed	I could have been helloing
you could have been helloing
he could have been helloing
we could have been helloing
you could have been helloing
they could have been helloing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not hello
you could not hello
he could not hello
we could not hello
you could not hello
they could not hello 	I could not be helloing
you could not be helloing
he could not be helloing
we could not be helloing
you could not be helloing
they could not be helloing	I could not have helloed
you could not have helloed
he could not have helloed
we could not have helloed
you could not have helloed
they could not have helloed	I could not have been helloing
you could not have been helloing
he could not have been helloing
we could not have been helloing
you could not have been helloing
they could not have been helloing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I hello?
could you hello?
could he hello?
could we hello?
could you hello?
could they hello? 	could I be helloing?
could you be helloing?
could he be helloing?
could we be helloing?
could you be helloing?
could they be helloing? 	could I have helloed?
could you have helloed?
could he have helloed?
could we have helloed?
could you have helloed?
could they have helloed? 	could I have been helloing?
could you have been helloing?
could he have been helloing?
could we have been helloing?
could you have been helloing?
could they have been helloing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not hello?
could you not hello?
could he not hello?
could we not hello?
could you not hello?
could they not hello? 	could I not be helloing?
could you not be helloing?
could he not be helloing?
could we not be helloing?
could you not be helloing?
could they not be helloing? 	could I not have helloed?
could you not have helloed?
could he not have helloed?
could we not have helloed?
could you not have helloed?
could they not have helloed? 	could I not have been helloing?
could you not have been helloing?
could he not have been helloing?
could we not have been helloing?
could you not have been helloing?
could they not have been helloing?